contact-point.hpp

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//
// Copyright (c) 2018 CNRS
//
// This file is part of tsid
// tsid is free software: you can redistribute it
// and/or modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation, either version
// 3 of the License, or (at your option) any later version.
// tsid is distributed in the hope that it will be
// useful, but WITHOUT ANY WARRANTY; without even the implied warranty
// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Lesser Public License for more details. You should have
// received a copy of the GNU Lesser General Public License along with
// tsid If not, see
// <http://www.gnu.org/licenses/>.
//

#ifndef __tsid_python_contact_6d_hpp__
#define __tsid_python_contact_6d_hpp__

#include "tsid/bindings/python/fwd.hpp"

#include "tsid/contacts/contact-point.hpp"
#include "tsid/robots/robot-wrapper.hpp"
#include "tsid/math/constraint-inequality.hpp"
#include "tsid/math/constraint-equality.hpp"
#include "tsid/math/constraint-base.hpp"

namespace tsid {
namespace python {
namespace bp = boost::python;

template <typename ContactPoint>
struct ContactPointPythonVisitor
 : public boost::python::def_visitor<
 ContactPointPythonVisitor<ContactPoint> > {
 template <class PyClass>

 void visit(PyClass& cl) const {
 cl.def(bp::init<std::string, robots::RobotWrapper&, std::string,
 Eigen::VectorXd, double, double, double>(
 (bp::arg("name"), bp::arg("robot"), bp::arg("framename"),
 bp::arg("contactNormal"), bp::arg("frictionCoeff"),
 bp::arg("minForce"), bp::arg("maxForce")),
 "Default Constructor"))
 .add_property("n_motion", &ContactPoint::n_motion,
 "return number of motion")
 .add_property("n_force", &ContactPoint::n_force,
 "return number of force")
 .add_property("name", &ContactPointPythonVisitor::name, "return name")
 .def("computeMotionTask", &ContactPointPythonVisitor::computeMotionTask,
 bp::args("t", "q", "v", "data"))
 .def("computeForceTask", &ContactPointPythonVisitor::computeForceTask,
 bp::args("t", "q", "v", "data"))
 .def("computeForceRegularizationTask",
 &ContactPointPythonVisitor::computeForceRegularizationTask,
 bp::args("t", "q", "v", "data"))

 .add_property("getForceGeneratorMatrix",
 bp::make_function(
 &ContactPointPythonVisitor::getForceGeneratorMatrix,
 bp::return_value_policy<bp::copy_const_reference>()))

 .def("getNormalForce", &ContactPointPythonVisitor::getNormalForce,
 bp::arg("vec"))
 .add_property("getMinNormalForce", &ContactPoint::getMinNormalForce)
 .add_property("getMaxNormalForce", &ContactPoint::getMaxNormalForce)

 .add_property("Kp",
 bp::make_function(
 &ContactPointPythonVisitor::Kp,
 bp::return_value_policy<bp::copy_const_reference>()))
 .add_property("Kd",
 bp::make_function(
 &ContactPointPythonVisitor::Kd,
 bp::return_value_policy<bp::copy_const_reference>()))
 .def("setKp", &ContactPointPythonVisitor::setKp, bp::arg("Kp"))
 .def("setKd", &ContactPointPythonVisitor::setKd, bp::arg("Kd"))

 .def("useLocalFrame", &ContactPointPythonVisitor::useLocalFrame,
 bp::arg("local_frame"))

 .def("setContactNormal", &ContactPointPythonVisitor::setContactNormal,
 bp::args("vec"))
 .def("setFrictionCoefficient",
 &ContactPointPythonVisitor::setFrictionCoefficient,
 bp::args("friction_coeff"))
 .def("setMinNormalForce", &ContactPointPythonVisitor::setMinNormalForce,
 bp::args("min_force"))
 .def("setMaxNormalForce", &ContactPointPythonVisitor::setMaxNormalForce,
 bp::args("max_force"))
 .def("setReference", &ContactPointPythonVisitor::setReference,
 bp::args("SE3"))
 .def("setForceReference", &ContactPointPythonVisitor::setForceReference,
 bp::args("f_vec"))
 .def("setRegularizationTaskWeightVector",
 &ContactPointPythonVisitor::setRegularizationTaskWeightVector,
 bp::args("w_vec"));
 }
 static std::string name(ContactPoint& self) {
 std::string name = self.name();
 return name;
 }

 static math::ConstraintEquality computeMotionTask(ContactPoint& self,
 const double t,
 const Eigen::VectorXd& q,
 const Eigen::VectorXd& v,
 pinocchio::Data& data) {
 self.computeMotionTask(t, q, v, data);
 math::ConstraintEquality cons(self.getMotionConstraint().name(),
 self.getMotionConstraint().matrix(),
 self.getMotionConstraint().vector());
 return cons;
 }
 static math::ConstraintInequality computeForceTask(
 ContactPoint& self, const double t, const Eigen::VectorXd& q,
 const Eigen::VectorXd& v, const pinocchio::Data& data) {
 self.computeForceTask(t, q, v, data);
 math::ConstraintInequality cons(self.getForceConstraint().name(),
 self.getForceConstraint().matrix(),
 self.getForceConstraint().lowerBound(),
 self.getForceConstraint().upperBound());
 return cons;
 }
 static math::ConstraintEquality computeForceRegularizationTask(
 ContactPoint& self, const double t, const Eigen::VectorXd& q,
 const Eigen::VectorXd& v, const pinocchio::Data& data) {
 self.computeForceRegularizationTask(t, q, v, data);
 math::ConstraintEquality cons(self.getForceRegularizationTask().name(),
 self.getForceRegularizationTask().matrix(),
 self.getForceRegularizationTask().vector());
 return cons;
 }

 static void useLocalFrame(ContactPoint& self, const bool local_frame) {
 self.useLocalFrame(local_frame);
 }
 static const Eigen::MatrixXd& getForceGeneratorMatrix(ContactPoint& self) {
 return self.getForceGeneratorMatrix();
 }
 static const Eigen::VectorXd& Kp(ContactPoint& self) { return self.Kp(); }
 static const Eigen::VectorXd& Kd(ContactPoint& self) { return self.Kd(); }
 static void setKp(ContactPoint& self, const ::Eigen::VectorXd Kp) {
 return self.Kp(Kp);
 }
 static void setKd(ContactPoint& self, const ::Eigen::VectorXd Kd) {
 return self.Kd(Kd);
 }
 static bool setContactPoints(ContactPoint& self,
 const ::Eigen::MatrixXd contactpoints) {
 return self.setContactPoints(contactpoints);
 }
 static bool setContactNormal(ContactPoint& self,
 const ::Eigen::VectorXd contactNormal) {
 return self.setContactNormal(contactNormal);
 }
 static bool setFrictionCoefficient(ContactPoint& self,
 const double frictionCoefficient) {
 return self.setFrictionCoefficient(frictionCoefficient);
 }
 static bool setMinNormalForce(ContactPoint& self,
 const double minNormalForce) {
 return self.setMinNormalForce(minNormalForce);
 }
 static bool setMaxNormalForce(ContactPoint& self,
 const double maxNormalForce) {
 return self.setMaxNormalForce(maxNormalForce);
 }
 static void setReference(ContactPoint& self, const pinocchio::SE3& ref) {
 self.setReference(ref);
 }
 static void setForceReference(ContactPoint& self,
 const ::Eigen::VectorXd f_ref) {
 self.setForceReference(f_ref);
 }
 static void setRegularizationTaskWeightVector(ContactPoint& self,
 const ::Eigen::VectorXd w) {
 self.setRegularizationTaskWeightVector(w);
 }
 static double getNormalForce(ContactPoint& self, Eigen::VectorXd f) {
 return self.getNormalForce(f);
 }

 static void expose(const std::string& class_name) {
 std::string doc = "ContactPoint info.";
 bp::class_<ContactPoint>(class_name.c_str(), doc.c_str(), bp::no_init)
 .def(ContactPointPythonVisitor<ContactPoint>());
 }
};
} // namespace python
} // namespace tsid

#endif // ifndef __tsid_python_contact_hpp__